@charset "utf-8";
@import "compass";
@import "compass/css3";
@import "compass/utilities/sprites";
$usMap: sprite-map("ico/*.png");
$ico-clean-up: true;
$ico-spacing: 5px;
.icon-sprite{
  display: inline-block;
  vertical-align: middle;
  overflow: hidden;
  background-image: sprite-url($usMap);
}
@include sprites($usMap, sprite-names($usMap),'.icon-sprite',true,"icon",0,0);